This project aims to develop appropriate Marketing Strategy for Quest Software International Limited to gain maximum competence level in global IT industry while implementing those strategic decisions in a specific way that can increase the brand value significantly while making the potentiality of boosted profitability. The purpose of this research can be subdivided into three segments: to develop appropriate Marketing Strategy for Quest Software International Limited, to make appropriate plan for developing the potentiality of boosted profitability for Quest Software International Limited, and to increase the operational security within the organisational operation as well as for external service providing in a way that can resist any risky and unauthorised third party interference.